<template>
  <div>
      <home-header></home-header>
      <home-swiper :list = 'swiperList'></home-swiper>
      <home-icons :list = 'iconList'></home-icons>
      <home-recommend :list = 'recommendList'></home-recommend>
      <home-weekend :list = 'weekendList'></home-weekend>
  </div>
</template>


<script>
import HomeHeader from './components/Header'
import HomeSwiper from './components/Swiper'
import HomeIcons from './components/Icons'
import HomeRecommend from './components/Recommend'
import HomeWeekend from './components/Weekend'
import axios from 'axios'
import {mapState} from 'vuex'

export default {
  name: "Home",
    components:{
        HomeHeader,
        HomeSwiper,
        HomeIcons,
        HomeRecommend,
        HomeWeekend
    },
    data() {
      return {
        lastCity: '',
        swiperList: [],
        iconList:[],
        recommendList:[],
        weekendList:[]
      }
    },
    computed: {
      ...mapState(['city'])
    },
    methods: {
        getHomeInfo() {
          axios.get('/api/index.json?city=' + this.city)
            .then(this.getHomeInfoSucc)
        },
        getHomeInfoSucc (res) {
          res = res.data
          if(res.ret && res.data){
          const data = res.data
          this.swiperList = data.swiperList
          this.iconList = data.iconList
          this.recommendList = data.recommendList
          this.weekendList = data.weekendList
          }

        }
    },
    mounted() {
      this.lastCity = this.city
      this.getHomeInfo()
    },
    //keepalive的生命周期函数，当页面重新显示的时候执行
    activated() {
      if(this.lastCity !== this.city){
        this.lastCity = this.city
        this.getHomeInfo()
      }
    }
};
</script>
<style >


</style>